]]>http://klaw.com/walmart-tests-iphone-app-to-speed-up-checkout-process/feed/0Daniel Aguilar, Getty ImagesUpcoming App Tells You How Much Time Is Left on Traffic Lightshttp://klaw.com/upcoming-app-tells-you-how-much-time-is-left-on-traffic-lights/
http://klaw.com/upcoming-app-tells-you-how-much-time-is-left-on-traffic-lights/#commentsWed, 31 Aug 2011 21:42:01 +0000Jeremy Taylorhttp://thefw.com/?p=32301Continue reading…]]>Researchers at MIT and Princeton have developed a smartphone app called SignalGuru that will tell drivers exactly how much time they have to make the next light.